... 4. Use: Pipe-cutting Ma Mini(Portable)CNC Plasma/Flame Cutting Machine :Equipped with arc-pressure-automatic-adjust-system and initial ... collision device;Adopts gapless gear,rack gear,step driver;The linear guide rail from Taiwan, high precision,stable running;Italy ... Beam made of aluminium alloy,light weight,no deformation;Beam:linear guide,reduce wear,can assure cutting accuracy;Large memory ...